Golf club back cavity



FIG. 1 is a back, heel side perspective view of our new golf club back cavity;

FIG. 2 is a back, toe side perspective view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a heel side view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a top view thereof.

The portion of the club head shown in phantom does not form any portion of the present invention. 

The ornamental design for a golf club back cavity, as shown and described. 